Supply of SIEMENS ACB and Spares for NALCO Smelter Plant

Work Description - NA

National Aluminium Company Limited (NALCO), operating under the Ministry of Mines, is seeking bids for the supply of crucial electrical components as part of Tender GEM/2026/B/7846015, with the bid period commencing on August 6, 2026, and closing on August 17, 2026, at 9:00 AM. The tender, issued by the Materials Department at their Smelter Plant located in NALCO Nagar, Bhubaneswar, specifically calls for the procurement of twenty-five (25) units of SIEMENS MAKE ACB (Air Circuit Breakers) and associated spares. The detailed Bill of Quantities (BOQ) specifies the primary item as a 3WT8 rating 800A, 3-pole ACB. Essential accessories and components required for these ACBs include: a 3WT8 800A ACB with F1, F2, and Y1 coils rated at 110VDC; a 3WT8 ACB front fascia with a shutter for drawout functionality; a 3WT8 ACB 110VDC spring charging motor; a 3WT8 ACB signalling position switch; and both 3WT8 3P Size 1 and 3WT8 3P Size 2 ACB cranking mechanisms. This procurement is vital for maintaining and ensuring the operational integrity of electrical systems within NALCO's Smelter Plant.